Free Access
Table 1
Log of 16 Narval observations of HD 1976.
| # | Date | Mid-HJD | T exp | S/N | Status |
| 2012 | −2 456 000 | s | |||
|
|
|||||
| 1 | 12 Aug. 12 | 152.64640 | 4 × 900 | 560 | good |
| 2 | 13 Aug. 12 | 153.57493 | 4 × 900 | 1010 | good |
| 3 | 15 Aug. 12 | 155.58735 | 4 × 900 | 620 | good |
| 4 | 04 Sep. 12 | 175.53081 | 4 × 1200 | 1170 | problem |
| 5 | 05 Sep. 12 | 176.56314 | 4 × 1200 | 1260 | problem? |
| 6 | 06 Sep. 12 | 177.55047 | 4 × 1200 | 1280 | problem? |
| 7 | 07 Sep. 12 | 178.55895 | 4 × 1200 | 1010 | problem |
| 8 | 08 Sep. 12 | 179.55751 | 4 × 1200 | 1040 | problem? |
| 9 | 11 Sep. 12 | 182.58793 | 4 × 1200 | 1050 | problem |
| 10 | 17 Sep. 12 | 188.48424 | 4 × 1200 | 260 | doubtful |
| 11 | 19 Sep. 12 | 190.50863 | 4 × 1200 | 1260 | doubtful |
| 12 | 01 Oct. 12 | 202.48227 | 4 × 1200 | 1260 | good |
| 13 | 02 Oct. 12 | 203.47914 | 4 × 1200 | 1360 | good |
| 14 | 03 Oct. 12 | 204.48718 | 4 × 1200 | 830 | good |
| 15 | 12 Oct. 12 | 213.51685 | 4 × 1200 | 760 | good |
| 16 | 13 Oct. 12 | 214.39089 | 4 × 1200 | 1150 | good |
Notes. The S/N given in col. 5 is the one measured around 5000 Å in the I spectrum. Column 6 indicates the status of the Stokes V measurement related to a technical problem (see Sect. 2).
Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.
Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.
Initial download of the metrics may take a while.